feat: 에픽, 스토리, 태스크 우선순위 API 구현

backend/package.json

@@ -33,6 +33,7 @@
     "class-transformer": "^0.5.1",
     "class-validator": "^0.14.1",
     "cookie-parser": "^1.4.6",
+    "lexorank": "^1.0.5",
     "mysql2": "^3.9.1",
     "reflect-metadata": "^0.1.13",
     "rxjs": "^7.8.1",

backend/src/common/decorator/IsLexoRankValue.ts

@@ -0,0 +1,18 @@
+import { registerDecorator } from 'class-validator';
+
+export function IsLexoRankValue() {
+  return function (object: Object, propertyName: string) {
+    registerDecorator({
+      name: 'IsLexoRankValue',
+      target: object.constructor,
+      propertyName: propertyName,
+      options: { message: 'invalid LexoRank format' },
+      validator: {
+        validate(value: any) {
+          const lexorankPattern = new RegExp(`^[012]\\|.*`, 'i');
+          return lexorankPattern.test(value);
+        },
+      },
+    });
+  };
+}

backend/src/project/dto/InitBacklogResponse.dto.ts

@@ -10,6 +10,7 @@ class TaskDto {
   actualTime: number | null;
   status: TaskStatus;
   assignedMemberId: number | null;
+  rankValue: string;
 
   static of(task: Task): TaskDto {
     const dto = new TaskDto();
@@ -20,6 +21,7 @@ class TaskDto {
     dto.actualTime = task.actualTime;
     dto.status = task.status;
     dto.assignedMemberId = task.assignedMemberId;
+    dto.rankValue = task.rankValue;
     return dto;
   }
 }
@@ -29,6 +31,7 @@ class StoryDto {
   title: string;
   point: number | null;
   status: StoryStatus;
+  rankValue: string;
   taskList: TaskDto[];
 
   static of(story: Story): StoryDto {
@@ -37,6 +40,7 @@ class StoryDto {
     dto.title = story.title;
     dto.point = story.point;
     dto.status = story.status;
+    dto.rankValue = story.rankValue;
     dto.taskList = story.taskList.map(TaskDto.of);
     return dto;
   }
@@ -46,13 +50,15 @@ class EpicDto {
   id: number;
   name: string;
   color: EpicColor;
+  rankValue: string;
   storyList: StoryDto[];
 
   static of(epic: Epic): EpicDto {
     const dto = new EpicDto();
     dto.id = epic.id;
     dto.name = epic.name;
     dto.color = epic.color;
+    dto.rankValue = epic.rankValue;
     dto.storyList = epic.storyList.map(StoryDto.of);
     return dto;
   }

backend/src/project/dto/epic/EpicCreateNotify.dto.ts

@@ -4,11 +4,14 @@ class Epic {
   id: number;
   name: string;
   color: EpicColor;
-  static of(id: number, name: string, color: EpicColor) {
+  rankValue: string;
+
+  static of(id: number, name: string, color: EpicColor, rankValue: string) {
     const dto = new Epic();
     dto.id = id;
     dto.name = name;
     dto.color = color;
+    dto.rankValue = rankValue;
     return dto;
   }
 }
@@ -18,11 +21,11 @@ export class EpicCreateNotifyDto {
   action: string;
   content: Epic;
 
-  static of(id: number, name: string, color: EpicColor) {
+  static of(id: number, name: string, color: EpicColor, rankValue: string) {
     const dto = new EpicCreateNotifyDto();
     dto.domain = 'epic';
     dto.action = 'create';
-    dto.content = Epic.of(id, name, color);
+    dto.content = Epic.of(id, name, color, rankValue);
     return dto;
   }
 }

backend/src/project/dto/epic/EpicCreateRequest.dto.ts

@@ -7,6 +7,7 @@ import {
   Matches,
   ValidateNested,
 } from 'class-validator';
+import { IsLexoRankValue } from 'src/common/decorator/IsLexoRankValue';
 import { EpicColor } from 'src/project/entity/epic.entity';
 
 class Epic {
@@ -16,6 +17,11 @@ class Epic {
 
   @IsEnum(EpicColor)
   color: EpicColor;
+
+  @IsString()
+  @IsLexoRankValue()
+  @Length(2, 255)
+  rankValue: string;
 }
 
 export class EpicCreateRequestDto {

backend/src/project/dto/epic/EpicUpdateNotify.dto.ts

@@ -4,11 +4,13 @@ class Epic {
   id: number;
   name?: string;
   color?: EpicColor;
-  static of(id: number, name: string, color: EpicColor) {
+  rankValue?: string;
+  static of(id: number, name: string, color: EpicColor, rankValue: string) {
     const dto = new Epic();
     dto.id = id;
     if (name !== undefined) dto.name = name;
     if (color !== undefined) dto.color = color;
+    if (rankValue !== undefined) dto.rankValue = rankValue;
     return dto;
   }
 }
@@ -18,11 +20,11 @@ export class EpicUpdateNotifyDto {
   action: string;
   content: Epic;
 
-  static of(id: number, name: string, color: EpicColor) {
+  static of(id: number, name: string, color: EpicColor, rankValue: string) {
     const dto = new EpicUpdateNotifyDto();
     dto.domain = 'epic';
     dto.action = 'update';
-    dto.content = Epic.of(id, name, color);
+    dto.content = Epic.of(id, name, color, rankValue);
     return dto;
   }
 }

backend/src/project/dto/epic/EpicUpdateRequest.dto.ts

@@ -9,13 +9,14 @@ import {
   ValidateNested,
   Length,
 } from 'class-validator';
+import { IsLexoRankValue } from 'src/common/decorator/IsLexoRankValue';
 import { EpicColor } from 'src/project/entity/epic.entity';
 import { AtLeastOneProperty } from 'src/project/util/validation.util';
 
 class Epic {
   @IsNotEmpty()
   @IsInt()
-  @AtLeastOneProperty(['name', 'color'])
+  @AtLeastOneProperty(['name', 'color', 'rankValue'])
   id: number;
 
   @IsOptional()
@@ -26,6 +27,11 @@ class Epic {
   @IsOptional()
   @IsEnum(EpicColor)
   color?: EpicColor;
+
+  @IsOptional()
+  @IsLexoRankValue()
+  @Length(2, 255)
+  rankValue?: string;
 }
 
 export class EpicUpdateRequestDto {

backend/src/project/dto/story/StoryCreateNotify.dto.ts

@@ -5,13 +5,16 @@ class StoryDto {
   point: number;
   status: StoryStatus;
   epicId: number;
+  rankValue: string;
+
   static of(story: Story) {
     const dto = new StoryDto();
     dto.id = story.id;
     dto.title = story.title;
     dto.point = story.point;
     dto.status = story.status;
     dto.epicId = story.epicId;
+    dto.rankValue = story.rankValue;
     return dto;
   }
 }

backend/src/project/dto/story/StoryCreateRequest.dto.ts

@@ -10,6 +10,7 @@ import {
   Min,
   ValidateNested,
 } from 'class-validator';
+import { IsLexoRankValue } from 'src/common/decorator/IsLexoRankValue';
 import { StoryStatus } from 'src/project/entity/story.entity';
 
 class Story {
@@ -27,6 +28,11 @@ class Story {
 
   @IsInt()
   epicId: number;
+
+  @IsString()
+  @IsLexoRankValue()
+  @Length(2, 255)
+  rankValue: string;
 }
 
 export class StoryCreateRequestDto {